committable6

query

my %m is Mix = a => -15, b => 15; say %m.Baggy; say %m.Setty;

result

¦«2016.01.1,2016.02,2016.03,2016.04,2016.05,2016.06,2016.07.1,2016.08.1,
  2016.09,2016.10,2016.11,2016.12,2017.01,2017.02,2017.03,2017.04.3,
  2017.05»:
Cannot modify an immutable Mix
  in block <unit> at /tmp/3XW0W49Txd line 1

 «exit code = 1»
¦«2017.06,2017.07»:
Cannot modify an immutable Mix (mix())
  in block <unit> at /tmp/3XW0W49Txd line 1

 «exit code = 1»
¦«2017.08,2017.09,2017.10»:
Cannot modify an immutable Mix (Mix())
  in block <unit> at /tmp/3XW0W49Txd line 1

 «exit code = 1»
¦«2017.11,2017.12,2018.01,2018.02.1,2018.03,2018.04.1,2018.05,2018.06»:
No such method 'Baggy' for invocant of type 'Mix'. Did you mean 'Bag'?
  in block <unit> at /tmp/3XW0W49Txd line 1

 «exit code = 1»
¦«2018.08,2018.09,2018.10,2018.11,2018.12,2019.03.1,HEAD(6a60a99)»:
Bag(b(15))
set(b)